Leveraging the legendary history of SRAM shifting, the GX 2 x 11 rear derailleur provides incredible shifting speed and precision. X-ACTUATION technology eliminates slop and shifting variation. ROLLER BEARING CLUTCH technology delivers maximum drivetrain stability—even through the most punishing terrain. And with CAGE LOCK technology, wheel removal and installation are easier than ever. Features: X-ACTUATION for precise and dependable 11-speed performance Focused chassis design for all conditions and usage 10-42T wide range cassette compatible Specifications: Speed : 11 Speed Shifter Compatibility : SRAM Mountain (11 Speed) Shift Mechanism : Cable Actuated Max. Tooth : 42T (Medium Cage), 42T (Long Cage) Min. Tooth : 10T Chain Wrap Capacity : 46T (Medium Cage), 46T (Long Cage) Cage Material : Aluminum Chain Retention : Clutch Color : Black Weight : 289g (Long Cage) Please visit our website at http://www.ecomtb.com.my OR https://shopee.com.my/eco_mtb ** There is 1-3cm errors due to manual measurement. Please kindly understand. ** Actual product colour may slightly vary due to photographic lighting sources or your monitor settings. ** WE DO NOT DO COD ** ONLINE ONLY ** We support original products only. ** PRICE INDICATED IS ALREADY BEST PRICE, EXCLUDE COURIER